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    • 1. 发明授权
    • Disubstituted piperidine derivatives as neuroprotective agents
    • 二取代哌啶衍生物作为神经保护剂
    • US5968955A
    • 1999-10-19
    • US43906
    • 1998-03-31
    • Sergio ManteganiTiziano BandieraManuela VillaMario VarasiCarmela Speciale
    • Sergio ManteganiTiziano BandieraManuela VillaMario VarasiCarmela Speciale
    • A61K31/00A61K31/445A61K31/4465A61K31/4523A61K31/454A61P25/00A61P25/04C07D413/06
    • C07D413/06
    • A Disubstituted piperidine compounds of formula (I), wherein R.sub.1 is hydrogen; bromo; chloro; a linear or branched C.sub.1 -C.sub.5 alkyl group; a linear or branched C.sub.1 -C.sub.5 alkoxy group; or an optionally substituted phenyl group; R.sub.2 is hydrogen, a linear or branched C.sub.1 -C.sub.5 alkyl group or an optionally substituted phenyl group; X is CH.sub.2, C.dbd.O, CHOH or C.dbd.NOH; R.sub.3 is hydrogen or a linear or branched C.sub.1 -C.sub.5 alkyl group; Y is a (CH.sub.2).sub.n group in which n is an integer from 0 to 4, CHOH, C.dbd.O or CH-A wherein A is an optionally substituted phenyl group; A is an optionally substituted phenyl group; W is hydrogen or hydroxy; stereoisomers thereof and their pharmaceutically acceptable salts. The compounds possess selective neuroprotective activity and are useful in the treatment of an acute or a degenerative CNS disease. A process is described for preparing the compounds and pharmaceutical compositions containing them.
    • PCT No.PCT / EP95 / 04075第 371日期1998年3月31日 102(e)1998年3月31日PCT PCT 1996年9月16日PCT公布。 公开号WO97 / 13769 日期1997年4月17日A式(I)的二取代哌啶化合物,其中R 1是氢; 溴 氯 直链或支链C 1 -C 5烷基; 直链或支链C 1 -C 5烷氧基; 或任选取代的苯基; R2是氢,直链或支链C1-C5烷基或任意取代的苯基; X是CH 2,C = O,CHOH或C = NOH; R3是氢或直链或支链C1-C5烷基; Y为(CH 2)n基团,其中n为0至4的整数,CHOH,C = O或CH-A,其中A为任选取代的苯基; A是任选取代的苯基; W是氢或羟基; 其立体异构体及其药学上可接受的盐。 该化合物具有选择性神经保护活性,可用于治疗急性或退行性CNS疾病。 描述了制备含有它们的化合物和药物组合物的方法。
    • 3. 发明授权
    • 5-(3-Phenyl-3-oxo-propyl)-1H-tetrazole derivatives
    • 5-(3-苯基-3-氧代 - 丙基)-1H-四唑衍生物
    • US6133302A
    • 2000-10-17
    • US446895
    • 1999-12-30
    • Paolo PevarelloAntonio GiordaniManuela VillaCarmela SpecialeMario Varasi
    • Paolo PevarelloAntonio GiordaniManuela VillaCarmela SpecialeMario Varasi
    • A61K31/41A61P25/00A61P43/00C07D257/04
    • C07D257/04
    • 5-(3-phenyl-3-oxo-propyl)-1H-tetrazole derivatives of formula (I) wherein each of R and R.sub.1, being the same or different, is hydrogen, halogen, hydroxy, trifluoromethyl, cyano, nitro, phenyl, benzyl, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkylthio, SOR.sub.4 or SO.sub.2 R.sub.4 wherein R.sub.4 is C.sub.1 -C.sub.6 alkyl, --N(R.sub.5 R.sub.6) in which each of R.sub.5 and R.sub.6 is, independently, hydrogen, C.sub.1 -C.sub.6 alkyl, formyl or C.sub.2 -C.sub.6 acyl; R.sub.2 is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, benzyl, phenyl; R.sub.3 is hydrogen, hydroxy, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, benzyl, phenyl or a group --N(R.sub.7 R.sub.8) in which each of R.sub.7 and R.sub.8 is, independently, hydrogen, C.sub.1 -C.sub.4 alkyl, benzyl, phenyl, or one of R.sub.7 and R.sub.8 is hydrogen and the other is COR.sub.9 wherein R.sub.9 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, phenyl or a group --N(R.sub.10 R.sub.11) in which R.sub.10 and R.sub.11 are, each independently, hydrogen or C.sub.1 -C.sub.4 alkyl or, taken together, R.sub.2 and R.sub.3 form a carbocyclic C.sub.3 -C.sub.6 ring; and pharmaceutically acceptable salts thereof have kynurenine-3-hydroxylase enzyme inhibitory activity. ##STR1##
    • PCT No.PCT / EP98 / 04032 Sec。 371 1999年12月30日第 102(e)1999年12月30日PCT PCT。1998年6月25日PCT公布。 公开号WO99 /​​ 02506 日本1月21日,19995-(3-苯基-3-氧代 - 丙基)-1H-四唑衍生物,其中R和R 1相同或不同,为氢,卤素,羟基,三氟甲基, 氰基,硝基,苯基,苄基,C1-C6烷基,C1-C6烷氧基,C1-C6烷硫基,SOR4或SO2R4,其中R4是C1-C6烷基,-N(R5R6),其中R5和R6各自独立地为 氢,C 1 -C 6烷基,甲酰基或C 2 -C 6酰基; R2是氢,C1-C6烷基,C1-C6烷氧基,苄基,苯基; R3是氢,羟基,C1-C6烷基,C1-C6烷氧基,苄基,苯基或基团-N(R7R8),其中R7和R8各自独立地是氢,C1-C4烷基,苄基,苯基或 R 7和R 8中的一个是氢,另一个是COR 9,其中R 9是氢,C 1 -C 4烷基,C 1 -C 4烷氧基,苯基或基团-N(R 10 R 11),其中R 10和R 11各自独立地是氢或C1- C4烷基或一起为R2和R3形成碳环C 3 -C 6环; 及其药学上可接受的盐具有犬尿氨酸-3-羟化酶抑制活性。